240534312015021 has 8 divisors (see below), whose sum is σ = 320750027455104. Its totient is φ = 160337402292480.

The previous prime is 240534312014981. The next prime is 240534312015029. The reversal of 240534312015021 is 120510213435042.

240534312015021 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 240534312015021 - 2⁶ = 240534312014957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240534312015029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4701399540 + ... + 4701450701.

It is an arithmetic number, because the mean of its divisors is an integer number (40093753431888).

Almost surely, 2^{240534312015021} is an apocalyptic number.

It is an amenable number.

240534312015021 is a deficient number, since it is larger than the sum of its proper divisors (80215715440083).

240534312015021 is an equidigital number, since it uses as much as digits as its factorization.

240534312015021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9402858771.

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 240534312015021 in words is "two hundred forty trillion, five hundred thirty-four billion, three hundred twelve million, fifteen thousand, twenty-one".